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@@ -0,0 +1,1513 @@
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+From: Matthias Schiffer <mschiffer@universe-factory.net>
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+Date: Fri, 30 Sep 2016 16:58:01 +0200
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+Subject: ath9k: remove patch causing stability issues with powersave devices (FS#176)
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+
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+Signed-off-by: Felix Fietkau <nbd@nbd.name>
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+
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+Backport of LEDE fc88eb3fdfce6d39b4c62158cf6f42605a360a1e
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+
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+diff --git a/package/kernel/mac80211/patches/341-ath9k-release-PS-buffered-frames-as-A-MPDU-if-enable.patch b/package/kernel/mac80211/patches/341-ath9k-release-PS-buffered-frames-as-A-MPDU-if-enable.patch
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+deleted file mode 100644
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+index 1cc1667..0000000
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+--- a/package/kernel/mac80211/patches/341-ath9k-release-PS-buffered-frames-as-A-MPDU-if-enable.patch
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++++ /dev/null
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+@@ -1,40 +0,0 @@
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+-From: Felix Fietkau <nbd@nbd.name>
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+-Date: Sun, 28 Aug 2016 13:15:10 +0200
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+-Subject: [PATCH] ath9k: release PS buffered frames as A-MPDU if enabled
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+-
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+-Signed-off-by: Felix Fietkau <nbd@nbd.name>
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+----
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+-
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+---- a/drivers/net/wireless/ath/ath9k/xmit.c
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+-+++ b/drivers/net/wireless/ath/ath9k/xmit.c
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+-@@ -1660,10 +1660,11 @@ void ath9k_release_buffered_frames(struc
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+- struct ath_node *an = (struct ath_node *)sta->drv_priv;
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+- struct ath_txq *txq = sc->tx.uapsdq;
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+- struct ieee80211_tx_info *info;
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+-+ struct ath_frame_info *fi;
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+- struct list_head bf_q;
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+- struct ath_buf *bf_tail = NULL, *bf;
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+- int sent = 0;
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+-- int i;
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+-+ int n, i;
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+-
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+- INIT_LIST_HEAD(&bf_q);
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+- for (i = 0; tids && nframes; i++, tids >>= 1) {
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+-@@ -1683,10 +1684,15 @@ void ath9k_release_buffered_frames(struc
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+- ath9k_set_moredata(sc, bf, true);
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+- list_add_tail(&bf->list, &bf_q);
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+- ath_set_rates(tid->an->vif, tid->an->sta, bf, true);
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+-- if (bf_isampdu(bf)) {
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+-+ if (bf_isampdu(bf))
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+- ath_tx_addto_baw(sc, tid, bf);
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+-- bf->bf_state.bf_type &= ~BUF_AGGR;
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+-+ if (bf_isaggr(bf)) {
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+-+ fi = get_frame_info(bf->bf_mpdu);
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+-+ n = ath_compute_num_delims(sc, tid, bf,
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+-+ fi->framelen, true);
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+-+ bf->bf_state.ndelim = n;
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+- }
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+-+
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+- if (bf_tail)
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+- bf_tail->bf_next = bf;
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+-
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+diff --git a/package/kernel/mac80211/patches/341-ath9k-report-tx-status-on-EOSP.patch b/package/kernel/mac80211/patches/341-ath9k-report-tx-status-on-EOSP.patch
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+new file mode 100644
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+index 0000000..80a3074
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+--- /dev/null
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++++ b/package/kernel/mac80211/patches/341-ath9k-report-tx-status-on-EOSP.patch
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+@@ -0,0 +1,19 @@
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++From: Felix Fietkau <nbd@nbd.name>
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++Date: Sun, 28 Aug 2016 13:23:27 +0200
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++Subject: [PATCH] ath9k: report tx status on EOSP
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++
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++Signed-off-by: Felix Fietkau <nbd@nbd.name>
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++---
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++
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++--- a/drivers/net/wireless/ath/ath9k/xmit.c
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+++++ b/drivers/net/wireless/ath/ath9k/xmit.c
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++@@ -86,7 +86,8 @@ static void ath_tx_status(struct ieee802
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++ struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
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++ struct ieee80211_sta *sta = info->status.status_driver_data[0];
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++
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++- if (info->flags & IEEE80211_TX_CTL_REQ_TX_STATUS) {
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+++ if (info->flags & (IEEE80211_TX_CTL_REQ_TX_STATUS |
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+++ IEEE80211_TX_STATUS_EOSP)) {
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++ ieee80211_tx_status(hw, skb);
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++ return;
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++ }
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+diff --git a/package/kernel/mac80211/patches/342-ath9k-fix-block-ack-window-tracking-issues.patch b/package/kernel/mac80211/patches/342-ath9k-fix-block-ack-window-tracking-issues.patch
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+new file mode 100644
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+index 0000000..fea147b
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+--- /dev/null
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++++ b/package/kernel/mac80211/patches/342-ath9k-fix-block-ack-window-tracking-issues.patch
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+@@ -0,0 +1,114 @@
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++From: Felix Fietkau <nbd@nbd.name>
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++Date: Tue, 30 Aug 2016 12:44:08 +0200
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++Subject: [PATCH] ath9k: fix block-ack window tracking issues
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++
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++Ensure that a buffer gets tracked as part of the block-ack window as
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++soon as it's dequeued from the tid for the first time. Ensure that
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++double calls to ath_tx_addto_baw (e.g. on retransmission) don't cause
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++any issues.
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++
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++Signed-off-by: Felix Fietkau <nbd@nbd.name>
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++---
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++
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++--- a/drivers/net/wireless/ath/ath9k/xmit.c
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+++++ b/drivers/net/wireless/ath/ath9k/xmit.c
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++@@ -62,7 +62,7 @@ static void ath_tx_rc_status(struct ath_
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++ struct ath_tx_status *ts, int nframes, int nbad,
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++ int txok);
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++ static void ath_tx_update_baw(struct ath_softc *sc, struct ath_atx_tid *tid,
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++- int seqno);
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+++ struct ath_buf *bf);
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++ static struct ath_buf *ath_tx_setup_buffer(struct ath_softc *sc,
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++ struct ath_txq *txq,
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++ struct ath_atx_tid *tid,
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++@@ -300,7 +300,7 @@ static void ath_tx_flush_tid(struct ath_
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++ }
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++
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++ if (fi->baw_tracked) {
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++- ath_tx_update_baw(sc, tid, bf->bf_state.seqno);
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+++ ath_tx_update_baw(sc, tid, bf);
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++ sendbar = true;
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++ }
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++
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++@@ -316,10 +316,15 @@ static void ath_tx_flush_tid(struct ath_
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++ }
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++
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++ static void ath_tx_update_baw(struct ath_softc *sc, struct ath_atx_tid *tid,
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++- int seqno)
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+++ struct ath_buf *bf)
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++ {
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+++ struct ath_frame_info *fi = get_frame_info(bf->bf_mpdu);
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+++ u16 seqno = bf->bf_state.seqno;
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++ int index, cindex;
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++
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+++ if (!fi->baw_tracked)
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+++ return;
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+++
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++ index = ATH_BA_INDEX(tid->seq_start, seqno);
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++ cindex = (tid->baw_head + index) & (ATH_TID_MAX_BUFS - 1);
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++
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++@@ -340,6 +345,9 @@ static void ath_tx_addto_baw(struct ath_
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++ u16 seqno = bf->bf_state.seqno;
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++ int index, cindex;
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++
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+++ if (fi->baw_tracked)
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+++ return;
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+++
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++ index = ATH_BA_INDEX(tid->seq_start, seqno);
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++ cindex = (tid->baw_head + index) & (ATH_TID_MAX_BUFS - 1);
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++ __set_bit(cindex, tid->tx_buf);
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++@@ -616,7 +624,7 @@ static void ath_tx_complete_aggr(struct
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++ * complete the acked-ones/xretried ones; update
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++ * block-ack window
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++ */
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++- ath_tx_update_baw(sc, tid, seqno);
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+++ ath_tx_update_baw(sc, tid, bf);
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++
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++ if (rc_update && (acked_cnt == 1 || txfail_cnt == 1)) {
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++ memcpy(tx_info->control.rates, rates, sizeof(rates));
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++@@ -646,7 +654,7 @@ static void ath_tx_complete_aggr(struct
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++ * run out of tx buf.
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++ */
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++ if (!tbf) {
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++- ath_tx_update_baw(sc, tid, seqno);
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+++ ath_tx_update_baw(sc, tid, bf);
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++
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++ ath_tx_complete_buf(sc, bf, txq,
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++ &bf_head, NULL, ts,
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++@@ -986,11 +994,14 @@ ath_tx_get_tid_subframe(struct ath_softc
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++
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++ INIT_LIST_HEAD(&bf_head);
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++ list_add(&bf->list, &bf_head);
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++- ath_tx_update_baw(sc, tid, seqno);
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+++ ath_tx_update_baw(sc, tid, bf);
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++ ath_tx_complete_buf(sc, bf, txq, &bf_head, NULL, &ts, 0);
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++ continue;
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++ }
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++
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+++ if (bf_isampdu(bf))
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+++ ath_tx_addto_baw(sc, tid, bf);
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+++
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++ return bf;
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++ }
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++
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++@@ -1048,8 +1059,6 @@ ath_tx_form_aggr(struct ath_softc *sc, s
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++ bf->bf_next = NULL;
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++
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++ /* link buffers of this frame to the aggregate */
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++- if (!fi->baw_tracked)
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++- ath_tx_addto_baw(sc, tid, bf);
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++ bf->bf_state.ndelim = ndelim;
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++
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++ list_add_tail(&bf->list, bf_q);
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++@@ -1684,10 +1693,8 @@ void ath9k_release_buffered_frames(struc
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++ ath9k_set_moredata(sc, bf, true);
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++ list_add_tail(&bf->list, &bf_q);
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++ ath_set_rates(tid->an->vif, tid->an->sta, bf, true);
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++- if (bf_isampdu(bf)) {
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++- ath_tx_addto_baw(sc, tid, bf);
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+++ if (bf_isampdu(bf))
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++ bf->bf_state.bf_type &= ~BUF_AGGR;
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++- }
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++ if (bf_tail)
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++ bf_tail->bf_next = bf;
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++
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+diff --git a/package/kernel/mac80211/patches/342-ath9k-report-tx-status-on-EOSP.patch b/package/kernel/mac80211/patches/342-ath9k-report-tx-status-on-EOSP.patch
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+deleted file mode 100644
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+index 80a3074..0000000
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+--- a/package/kernel/mac80211/patches/342-ath9k-report-tx-status-on-EOSP.patch
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++++ /dev/null
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+@@ -1,19 +0,0 @@
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+-From: Felix Fietkau <nbd@nbd.name>
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+-Date: Sun, 28 Aug 2016 13:23:27 +0200
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+-Subject: [PATCH] ath9k: report tx status on EOSP
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+-
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+-Signed-off-by: Felix Fietkau <nbd@nbd.name>
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+----
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+-
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+---- a/drivers/net/wireless/ath/ath9k/xmit.c
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+-+++ b/drivers/net/wireless/ath/ath9k/xmit.c
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+-@@ -86,7 +86,8 @@ static void ath_tx_status(struct ieee802
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+- struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
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+- struct ieee80211_sta *sta = info->status.status_driver_data[0];
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+-
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+-- if (info->flags & IEEE80211_TX_CTL_REQ_TX_STATUS) {
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+-+ if (info->flags & (IEEE80211_TX_CTL_REQ_TX_STATUS |
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+-+ IEEE80211_TX_STATUS_EOSP)) {
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+- ieee80211_tx_status(hw, skb);
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+- return;
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+- }
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+diff --git a/package/kernel/mac80211/patches/343-ath9k-fix-block-ack-window-tracking-issues.patch b/package/kernel/mac80211/patches/343-ath9k-fix-block-ack-window-tracking-issues.patch
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+deleted file mode 100644
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+index 007a8d7d..0000000
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+--- a/package/kernel/mac80211/patches/343-ath9k-fix-block-ack-window-tracking-issues.patch
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++++ /dev/null
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+@@ -1,111 +0,0 @@
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+-From: Felix Fietkau <nbd@nbd.name>
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+-Date: Tue, 30 Aug 2016 12:44:08 +0200
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+-Subject: [PATCH] ath9k: fix block-ack window tracking issues
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+-
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+-Ensure that a buffer gets tracked as part of the block-ack window as
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+-soon as it's dequeued from the tid for the first time. Ensure that
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+-double calls to ath_tx_addto_baw (e.g. on retransmission) don't cause
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+-any issues.
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+-
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+-Signed-off-by: Felix Fietkau <nbd@nbd.name>
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+----
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+-
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+---- a/drivers/net/wireless/ath/ath9k/xmit.c
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+-+++ b/drivers/net/wireless/ath/ath9k/xmit.c
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+-@@ -62,7 +62,7 @@ static void ath_tx_rc_status(struct ath_
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+- struct ath_tx_status *ts, int nframes, int nbad,
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+- int txok);
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+- static void ath_tx_update_baw(struct ath_softc *sc, struct ath_atx_tid *tid,
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+-- int seqno);
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+-+ struct ath_buf *bf);
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+- static struct ath_buf *ath_tx_setup_buffer(struct ath_softc *sc,
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+- struct ath_txq *txq,
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+- struct ath_atx_tid *tid,
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+-@@ -300,7 +300,7 @@ static void ath_tx_flush_tid(struct ath_
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+- }
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+-
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+- if (fi->baw_tracked) {
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+-- ath_tx_update_baw(sc, tid, bf->bf_state.seqno);
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+-+ ath_tx_update_baw(sc, tid, bf);
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+- sendbar = true;
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+- }
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+-
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+-@@ -316,10 +316,15 @@ static void ath_tx_flush_tid(struct ath_
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+- }
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+-
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+- static void ath_tx_update_baw(struct ath_softc *sc, struct ath_atx_tid *tid,
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+-- int seqno)
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+-+ struct ath_buf *bf)
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+- {
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+-+ struct ath_frame_info *fi = get_frame_info(bf->bf_mpdu);
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+-+ u16 seqno = bf->bf_state.seqno;
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+- int index, cindex;
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+-
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+-+ if (!fi->baw_tracked)
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+-+ return;
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+-+
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+- index = ATH_BA_INDEX(tid->seq_start, seqno);
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+- cindex = (tid->baw_head + index) & (ATH_TID_MAX_BUFS - 1);
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+-
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+-@@ -340,6 +345,9 @@ static void ath_tx_addto_baw(struct ath_
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+- u16 seqno = bf->bf_state.seqno;
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+- int index, cindex;
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+-
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+-+ if (fi->baw_tracked)
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+-+ return;
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+-+
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+- index = ATH_BA_INDEX(tid->seq_start, seqno);
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+- cindex = (tid->baw_head + index) & (ATH_TID_MAX_BUFS - 1);
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+- __set_bit(cindex, tid->tx_buf);
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+-@@ -616,7 +624,7 @@ static void ath_tx_complete_aggr(struct
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+- * complete the acked-ones/xretried ones; update
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+- * block-ack window
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+- */
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|
|
+-- ath_tx_update_baw(sc, tid, seqno);
|
|
|
|
+-+ ath_tx_update_baw(sc, tid, bf);
|
|
|
|
+-
|
|
|
|
+- if (rc_update && (acked_cnt == 1 || txfail_cnt == 1)) {
|
|
|
|
+- memcpy(tx_info->control.rates, rates, sizeof(rates));
|
|
|
|
+-@@ -646,7 +654,7 @@ static void ath_tx_complete_aggr(struct
|
|
|
|
+- * run out of tx buf.
|
|
|
|
+- */
|
|
|
|
+- if (!tbf) {
|
|
|
|
+-- ath_tx_update_baw(sc, tid, seqno);
|
|
|
|
+-+ ath_tx_update_baw(sc, tid, bf);
|
|
|
|
+-
|
|
|
|
+- ath_tx_complete_buf(sc, bf, txq,
|
|
|
|
+- &bf_head, NULL, ts,
|
|
|
|
+-@@ -986,11 +994,14 @@ ath_tx_get_tid_subframe(struct ath_softc
|
|
|
|
+-
|
|
|
|
+- INIT_LIST_HEAD(&bf_head);
|
|
|
|
+- list_add(&bf->list, &bf_head);
|
|
|
|
+-- ath_tx_update_baw(sc, tid, seqno);
|
|
|
|
+-+ ath_tx_update_baw(sc, tid, bf);
|
|
|
|
+- ath_tx_complete_buf(sc, bf, txq, &bf_head, NULL, &ts, 0);
|
|
|
|
+- continue;
|
|
|
|
+- }
|
|
|
|
+-
|
|
|
|
+-+ if (bf_isampdu(bf))
|
|
|
|
+-+ ath_tx_addto_baw(sc, tid, bf);
|
|
|
|
+-+
|
|
|
|
+- return bf;
|
|
|
|
+- }
|
|
|
|
+-
|
|
|
|
+-@@ -1048,8 +1059,6 @@ ath_tx_form_aggr(struct ath_softc *sc, s
|
|
|
|
+- bf->bf_next = NULL;
|
|
|
|
+-
|
|
|
|
+- /* link buffers of this frame to the aggregate */
|
|
|
|
+-- if (!fi->baw_tracked)
|
|
|
|
+-- ath_tx_addto_baw(sc, tid, bf);
|
|
|
|
+- bf->bf_state.ndelim = ndelim;
|
|
|
|
+-
|
|
|
|
+- list_add_tail(&bf->list, bf_q);
|
|
|
|
+-@@ -1685,8 +1694,6 @@ void ath9k_release_buffered_frames(struc
|
|
|
|
+- ath9k_set_moredata(sc, bf, true);
|
|
|
|
+- list_add_tail(&bf->list, &bf_q);
|
|
|
|
+- ath_set_rates(tid->an->vif, tid->an->sta, bf, true);
|
|
|
|
+-- if (bf_isampdu(bf))
|
|
|
|
+-- ath_tx_addto_baw(sc, tid, bf);
|
|
|
|
+- if (bf_isaggr(bf)) {
|
|
|
|
+- fi = get_frame_info(bf->bf_mpdu);
|
|
|
|
+- n = ath_compute_num_delims(sc, tid, bf,
|
|
|
|
+diff --git a/package/kernel/mac80211/patches/343-mac80211-send-delBA-on-unexpected-BlockAck-data-fram.patch b/package/kernel/mac80211/patches/343-mac80211-send-delBA-on-unexpected-BlockAck-data-fram.patch
|
|
|
|
+new file mode 100644
|
|
|
|
+index 0000000..3bbca22
|
|
|
|
+--- /dev/null
|
|
|
|
++++ b/package/kernel/mac80211/patches/343-mac80211-send-delBA-on-unexpected-BlockAck-data-fram.patch
|
|
|
|
+@@ -0,0 +1,64 @@
|
|
|
|
++From: Johannes Berg <johannes.berg@intel.com>
|
|
|
|
++Date: Mon, 29 Aug 2016 23:25:18 +0300
|
|
|
|
++Subject: [PATCH] mac80211: send delBA on unexpected BlockAck data frames
|
|
|
|
++
|
|
|
|
++When we receive data frames with ACK policy BlockAck, send
|
|
|
|
++delBA as requested by the 802.11 spec. Since this would be
|
|
|
|
++happening for every frame inside an A-MPDU if it's really
|
|
|
|
++received outside a session, limit it to a single attempt.
|
|
|
|
++
|
|
|
|
++Signed-off-by: Johannes Berg <johannes.berg@intel.com>
|
|
|
|
++---
|
|
|
|
++
|
|
|
|
++--- a/net/mac80211/agg-rx.c
|
|
|
|
+++++ b/net/mac80211/agg-rx.c
|
|
|
|
++@@ -388,8 +388,10 @@ void __ieee80211_start_rx_ba_session(str
|
|
|
|
++ }
|
|
|
|
++
|
|
|
|
++ end:
|
|
|
|
++- if (status == WLAN_STATUS_SUCCESS)
|
|
|
|
+++ if (status == WLAN_STATUS_SUCCESS) {
|
|
|
|
++ __set_bit(tid, sta->ampdu_mlme.agg_session_valid);
|
|
|
|
+++ __clear_bit(tid, sta->ampdu_mlme.unexpected_agg);
|
|
|
|
+++ }
|
|
|
|
++ mutex_unlock(&sta->ampdu_mlme.mtx);
|
|
|
|
++
|
|
|
|
++ end_no_lock:
|
|
|
|
++--- a/net/mac80211/rx.c
|
|
|
|
+++++ b/net/mac80211/rx.c
|
|
|
|
++@@ -1072,8 +1072,15 @@ static void ieee80211_rx_reorder_ampdu(s
|
|
|
|
++ tid = *ieee80211_get_qos_ctl(hdr) & IEEE80211_QOS_CTL_TID_MASK;
|
|
|
|
++
|
|
|
|
++ tid_agg_rx = rcu_dereference(sta->ampdu_mlme.tid_rx[tid]);
|
|
|
|
++- if (!tid_agg_rx)
|
|
|
|
+++ if (!tid_agg_rx) {
|
|
|
|
+++ if (ack_policy == IEEE80211_QOS_CTL_ACK_POLICY_BLOCKACK &&
|
|
|
|
+++ !test_bit(tid, rx->sta->ampdu_mlme.agg_session_valid) &&
|
|
|
|
+++ !test_and_set_bit(tid, rx->sta->ampdu_mlme.unexpected_agg))
|
|
|
|
+++ ieee80211_send_delba(rx->sdata, rx->sta->sta.addr, tid,
|
|
|
|
+++ WLAN_BACK_RECIPIENT,
|
|
|
|
+++ WLAN_REASON_QSTA_REQUIRE_SETUP);
|
|
|
|
++ goto dont_reorder;
|
|
|
|
+++ }
|
|
|
|
++
|
|
|
|
++ /* qos null data frames are excluded */
|
|
|
|
++ if (unlikely(hdr->frame_control & cpu_to_le16(IEEE80211_STYPE_NULLFUNC)))
|
|
|
|
++--- a/net/mac80211/sta_info.h
|
|
|
|
+++++ b/net/mac80211/sta_info.h
|
|
|
|
++@@ -230,6 +230,8 @@ struct tid_ampdu_rx {
|
|
|
|
++ * @tid_rx_stop_requested: bitmap indicating which BA sessions per TID the
|
|
|
|
++ * driver requested to close until the work for it runs
|
|
|
|
++ * @agg_session_valid: bitmap indicating which TID has a rx BA session open on
|
|
|
|
+++ * @unexpected_agg: bitmap indicating which TID already sent a delBA due to
|
|
|
|
+++ * unexpected aggregation related frames outside a session
|
|
|
|
++ * @work: work struct for starting/stopping aggregation
|
|
|
|
++ * @tid_tx: aggregation info for Tx per TID
|
|
|
|
++ * @tid_start_tx: sessions where start was requested
|
|
|
|
++@@ -244,6 +246,7 @@ struct sta_ampdu_mlme {
|
|
|
|
++ unsigned long tid_rx_timer_expired[BITS_TO_LONGS(IEEE80211_NUM_TIDS)];
|
|
|
|
++ unsigned long tid_rx_stop_requested[BITS_TO_LONGS(IEEE80211_NUM_TIDS)];
|
|
|
|
++ unsigned long agg_session_valid[BITS_TO_LONGS(IEEE80211_NUM_TIDS)];
|
|
|
|
+++ unsigned long unexpected_agg[BITS_TO_LONGS(IEEE80211_NUM_TIDS)];
|
|
|
|
++ /* tx */
|
|
|
|
++ struct work_struct work;
|
|
|
|
++ struct tid_ampdu_tx __rcu *tid_tx[IEEE80211_NUM_TIDS];
|
|
|
|
+diff --git a/package/kernel/mac80211/patches/344-mac80211-send-delBA-on-unexpected-BlockAck-Request.patch b/package/kernel/mac80211/patches/344-mac80211-send-delBA-on-unexpected-BlockAck-Request.patch
|
|
|
|
+new file mode 100644
|
|
|
|
+index 0000000..c3d3118
|
|
|
|
+--- /dev/null
|
|
|
|
++++ b/package/kernel/mac80211/patches/344-mac80211-send-delBA-on-unexpected-BlockAck-Request.patch
|
|
|
|
+@@ -0,0 +1,26 @@
|
|
|
|
++From: Johannes Berg <johannes.berg@intel.com>
|
|
|
|
++Date: Mon, 29 Aug 2016 23:25:19 +0300
|
|
|
|
++Subject: [PATCH] mac80211: send delBA on unexpected BlockAck Request
|
|
|
|
++
|
|
|
|
++If we don't have a BA session, send delBA, as requested by the
|
|
|
|
++IEEE 802.11 spec. Apply the same limit of sending such a delBA
|
|
|
|
++only once as in the previous patch.
|
|
|
|
++
|
|
|
|
++Signed-off-by: Johannes Berg <johannes.berg@intel.com>
|
|
|
|
++---
|
|
|
|
++
|
|
|
|
++--- a/net/mac80211/rx.c
|
|
|
|
+++++ b/net/mac80211/rx.c
|
|
|
|
++@@ -2537,6 +2537,12 @@ ieee80211_rx_h_ctrl(struct ieee80211_rx_
|
|
|
|
++
|
|
|
|
++ tid = le16_to_cpu(bar_data.control) >> 12;
|
|
|
|
++
|
|
|
|
+++ if (!test_bit(tid, rx->sta->ampdu_mlme.agg_session_valid) &&
|
|
|
|
+++ !test_and_set_bit(tid, rx->sta->ampdu_mlme.unexpected_agg))
|
|
|
|
+++ ieee80211_send_delba(rx->sdata, rx->sta->sta.addr, tid,
|
|
|
|
+++ WLAN_BACK_RECIPIENT,
|
|
|
|
+++ WLAN_REASON_QSTA_REQUIRE_SETUP);
|
|
|
|
+++
|
|
|
|
++ tid_agg_rx = rcu_dereference(rx->sta->ampdu_mlme.tid_rx[tid]);
|
|
|
|
++ if (!tid_agg_rx)
|
|
|
|
++ return RX_DROP_MONITOR;
|
|
|
|
+diff --git a/package/kernel/mac80211/patches/344-mac80211-send-delBA-on-unexpected-BlockAck-data-fram.patch b/package/kernel/mac80211/patches/344-mac80211-send-delBA-on-unexpected-BlockAck-data-fram.patch
|
|
|
|
+deleted file mode 100644
|
|
|
|
+index 3bbca22..0000000
|
|
|
|
+--- a/package/kernel/mac80211/patches/344-mac80211-send-delBA-on-unexpected-BlockAck-data-fram.patch
|
|
|
|
++++ /dev/null
|
|
|
|
+@@ -1,64 +0,0 @@
|
|
|
|
+-From: Johannes Berg <johannes.berg@intel.com>
|
|
|
|
+-Date: Mon, 29 Aug 2016 23:25:18 +0300
|
|
|
|
+-Subject: [PATCH] mac80211: send delBA on unexpected BlockAck data frames
|
|
|
|
+-
|
|
|
|
+-When we receive data frames with ACK policy BlockAck, send
|
|
|
|
+-delBA as requested by the 802.11 spec. Since this would be
|
|
|
|
+-happening for every frame inside an A-MPDU if it's really
|
|
|
|
+-received outside a session, limit it to a single attempt.
|
|
|
|
+-
|
|
|
|
+-Signed-off-by: Johannes Berg <johannes.berg@intel.com>
|
|
|
|
+----
|
|
|
|
+-
|
|
|
|
+---- a/net/mac80211/agg-rx.c
|
|
|
|
+-+++ b/net/mac80211/agg-rx.c
|
|
|
|
+-@@ -388,8 +388,10 @@ void __ieee80211_start_rx_ba_session(str
|
|
|
|
+- }
|
|
|
|
+-
|
|
|
|
+- end:
|
|
|
|
+-- if (status == WLAN_STATUS_SUCCESS)
|
|
|
|
+-+ if (status == WLAN_STATUS_SUCCESS) {
|
|
|
|
+- __set_bit(tid, sta->ampdu_mlme.agg_session_valid);
|
|
|
|
+-+ __clear_bit(tid, sta->ampdu_mlme.unexpected_agg);
|
|
|
|
+-+ }
|
|
|
|
+- mutex_unlock(&sta->ampdu_mlme.mtx);
|
|
|
|
+-
|
|
|
|
+- end_no_lock:
|
|
|
|
+---- a/net/mac80211/rx.c
|
|
|
|
+-+++ b/net/mac80211/rx.c
|
|
|
|
+-@@ -1072,8 +1072,15 @@ static void ieee80211_rx_reorder_ampdu(s
|
|
|
|
+- tid = *ieee80211_get_qos_ctl(hdr) & IEEE80211_QOS_CTL_TID_MASK;
|
|
|
|
+-
|
|
|
|
+- tid_agg_rx = rcu_dereference(sta->ampdu_mlme.tid_rx[tid]);
|
|
|
|
+-- if (!tid_agg_rx)
|
|
|
|
+-+ if (!tid_agg_rx) {
|
|
|
|
+-+ if (ack_policy == IEEE80211_QOS_CTL_ACK_POLICY_BLOCKACK &&
|
|
|
|
+-+ !test_bit(tid, rx->sta->ampdu_mlme.agg_session_valid) &&
|
|
|
|
+-+ !test_and_set_bit(tid, rx->sta->ampdu_mlme.unexpected_agg))
|
|
|
|
+-+ ieee80211_send_delba(rx->sdata, rx->sta->sta.addr, tid,
|
|
|
|
+-+ WLAN_BACK_RECIPIENT,
|
|
|
|
+-+ WLAN_REASON_QSTA_REQUIRE_SETUP);
|
|
|
|
+- goto dont_reorder;
|
|
|
|
+-+ }
|
|
|
|
+-
|
|
|
|
+- /* qos null data frames are excluded */
|
|
|
|
+- if (unlikely(hdr->frame_control & cpu_to_le16(IEEE80211_STYPE_NULLFUNC)))
|
|
|
|
+---- a/net/mac80211/sta_info.h
|
|
|
|
+-+++ b/net/mac80211/sta_info.h
|
|
|
|
+-@@ -230,6 +230,8 @@ struct tid_ampdu_rx {
|
|
|
|
+- * @tid_rx_stop_requested: bitmap indicating which BA sessions per TID the
|
|
|
|
+- * driver requested to close until the work for it runs
|
|
|
|
+- * @agg_session_valid: bitmap indicating which TID has a rx BA session open on
|
|
|
|
+-+ * @unexpected_agg: bitmap indicating which TID already sent a delBA due to
|
|
|
|
+-+ * unexpected aggregation related frames outside a session
|
|
|
|
+- * @work: work struct for starting/stopping aggregation
|
|
|
|
+- * @tid_tx: aggregation info for Tx per TID
|
|
|
|
+- * @tid_start_tx: sessions where start was requested
|
|
|
|
+-@@ -244,6 +246,7 @@ struct sta_ampdu_mlme {
|
|
|
|
+- unsigned long tid_rx_timer_expired[BITS_TO_LONGS(IEEE80211_NUM_TIDS)];
|
|
|
|
+- unsigned long tid_rx_stop_requested[BITS_TO_LONGS(IEEE80211_NUM_TIDS)];
|
|
|
|
+- unsigned long agg_session_valid[BITS_TO_LONGS(IEEE80211_NUM_TIDS)];
|
|
|
|
+-+ unsigned long unexpected_agg[BITS_TO_LONGS(IEEE80211_NUM_TIDS)];
|
|
|
|
+- /* tx */
|
|
|
|
+- struct work_struct work;
|
|
|
|
+- struct tid_ampdu_tx __rcu *tid_tx[IEEE80211_NUM_TIDS];
|
|
|
|
+diff --git a/package/kernel/mac80211/patches/345-mac80211-Move-reorder-sensitive-TX-handlers-to-after.patch b/package/kernel/mac80211/patches/345-mac80211-Move-reorder-sensitive-TX-handlers-to-after.patch
|
|
|
|
+new file mode 100644
|
|
|
|
+index 0000000..aba1ff4
|
|
|
|
+--- /dev/null
|
|
|
|
++++ b/package/kernel/mac80211/patches/345-mac80211-Move-reorder-sensitive-TX-handlers-to-after.patch
|
|
|
|
+@@ -0,0 +1,478 @@
|
|
|
|
++From: Felix Fietkau <nbd@nbd.name>
|
|
|
|
++Date: Sun, 4 Sep 2016 17:46:24 +0200
|
|
|
|
++Subject: [PATCH] mac80211: fix sequence number assignment for PS response
|
|
|
|
++ frames
|
|
|
|
++
|
|
|
|
++When using intermediate queues, sequence number allocation is deferred
|
|
|
|
++until dequeue. This doesn't work for PS response frames, which bypass
|
|
|
|
++those queues.
|
|
|
|
++
|
|
|
|
++Signed-off-by: Felix Fietkau <nbd@nbd.name>
|
|
|
|
++---
|
|
|
|
++
|
|
|
|
++--- a/net/mac80211/tx.c
|
|
|
|
+++++ b/net/mac80211/tx.c
|
|
|
|
++@@ -38,6 +38,12 @@
|
|
|
|
++ #include "wme.h"
|
|
|
|
++ #include "rate.h"
|
|
|
|
++
|
|
|
|
+++static int invoke_tx_handlers_late(struct ieee80211_tx_data *tx);
|
|
|
|
+++static bool ieee80211_xmit_fast_finish(struct ieee80211_sub_if_data *sdata,
|
|
|
|
+++ struct sta_info *sta, u8 pn_offs,
|
|
|
|
+++ struct ieee80211_key_conf *key_conf,
|
|
|
|
+++ struct sk_buff *skb);
|
|
|
|
+++
|
|
|
|
++ /* misc utils */
|
|
|
|
++
|
|
|
|
++ static inline void ieee80211_tx_stats(struct net_device *dev, u32 len)
|
|
|
|
++@@ -849,8 +855,7 @@ ieee80211_tx_h_sequence(struct ieee80211
|
|
|
|
++ tid = *qc & IEEE80211_QOS_CTL_TID_MASK;
|
|
|
|
++ tx->sta->tx_stats.msdu[tid]++;
|
|
|
|
++
|
|
|
|
++- if (!tx->sta->sta.txq[0])
|
|
|
|
++- hdr->seq_ctrl = ieee80211_tx_next_seq(tx->sta, tid);
|
|
|
|
+++ hdr->seq_ctrl = ieee80211_tx_next_seq(tx->sta, tid);
|
|
|
|
++
|
|
|
|
++ return TX_CONTINUE;
|
|
|
|
++ }
|
|
|
|
++@@ -1398,6 +1403,7 @@ void ieee80211_txq_init(struct ieee80211
|
|
|
|
++ fq_tin_init(&txqi->tin);
|
|
|
|
++ fq_flow_init(&txqi->def_flow);
|
|
|
|
++ codel_vars_init(&txqi->def_cvars);
|
|
|
|
+++ __skb_queue_head_init(&txqi->frags);
|
|
|
|
++
|
|
|
|
++ txqi->txq.vif = &sdata->vif;
|
|
|
|
++
|
|
|
|
++@@ -1420,6 +1426,7 @@ void ieee80211_txq_purge(struct ieee8021
|
|
|
|
++ struct fq_tin *tin = &txqi->tin;
|
|
|
|
++
|
|
|
|
++ fq_tin_reset(fq, tin, fq_skb_free_func);
|
|
|
|
+++ ieee80211_purge_tx_queue(&local->hw, &txqi->frags);
|
|
|
|
++ }
|
|
|
|
++
|
|
|
|
++ int ieee80211_txq_setup_flows(struct ieee80211_local *local)
|
|
|
|
++@@ -1476,12 +1483,19 @@ struct sk_buff *ieee80211_tx_dequeue(str
|
|
|
|
++ struct sk_buff *skb = NULL;
|
|
|
|
++ struct fq *fq = &local->fq;
|
|
|
|
++ struct fq_tin *tin = &txqi->tin;
|
|
|
|
+++ struct ieee80211_tx_info *info;
|
|
|
|
++
|
|
|
|
++ spin_lock_bh(&fq->lock);
|
|
|
|
++
|
|
|
|
++ if (test_bit(IEEE80211_TXQ_STOP, &txqi->flags))
|
|
|
|
++ goto out;
|
|
|
|
++
|
|
|
|
+++ /* Make sure fragments stay together. */
|
|
|
|
+++ skb = __skb_dequeue(&txqi->frags);
|
|
|
|
+++ if (skb)
|
|
|
|
+++ goto out;
|
|
|
|
+++
|
|
|
|
+++begin:
|
|
|
|
++ skb = fq_tin_dequeue(fq, tin, fq_tin_dequeue_func);
|
|
|
|
++ if (!skb)
|
|
|
|
++ goto out;
|
|
|
|
++@@ -1489,16 +1503,38 @@ struct sk_buff *ieee80211_tx_dequeue(str
|
|
|
|
++ ieee80211_set_skb_vif(skb, txqi);
|
|
|
|
++
|
|
|
|
++ hdr = (struct ieee80211_hdr *)skb->data;
|
|
|
|
++- if (txq->sta && ieee80211_is_data_qos(hdr->frame_control)) {
|
|
|
|
+++ info = IEEE80211_SKB_CB(skb);
|
|
|
|
+++ if (txq->sta && info->control.flags & IEEE80211_TX_CTRL_FAST_XMIT) {
|
|
|
|
++ struct sta_info *sta = container_of(txq->sta, struct sta_info,
|
|
|
|
++ sta);
|
|
|
|
++- struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
|
|
|
|
+++ u8 pn_offs = 0;
|
|
|
|
++
|
|
|
|
++- hdr->seq_ctrl = ieee80211_tx_next_seq(sta, txq->tid);
|
|
|
|
++- if (test_bit(IEEE80211_TXQ_AMPDU, &txqi->flags))
|
|
|
|
++- info->flags |= IEEE80211_TX_CTL_AMPDU;
|
|
|
|
++- else
|
|
|
|
++- info->flags &= ~IEEE80211_TX_CTL_AMPDU;
|
|
|
|
+++ if (info->control.hw_key)
|
|
|
|
+++ pn_offs = ieee80211_padded_hdrlen(hw, hdr->frame_control);
|
|
|
|
+++
|
|
|
|
+++ ieee80211_xmit_fast_finish(sta->sdata, sta, pn_offs,
|
|
|
|
+++ info->control.hw_key, skb);
|
|
|
|
+++ } else {
|
|
|
|
+++ struct ieee80211_tx_data tx = { };
|
|
|
|
+++
|
|
|
|
+++ __skb_queue_head_init(&tx.skbs);
|
|
|
|
+++ tx.local = local;
|
|
|
|
+++ tx.skb = skb;
|
|
|
|
+++ tx.hdrlen = ieee80211_padded_hdrlen(hw, hdr->frame_control);
|
|
|
|
+++ if (txq->sta) {
|
|
|
|
+++ tx.sta = container_of(txq->sta, struct sta_info, sta);
|
|
|
|
+++ tx.sdata = tx.sta->sdata;
|
|
|
|
+++ } else {
|
|
|
|
+++ tx.sdata = vif_to_sdata(info->control.vif);
|
|
|
|
+++ }
|
|
|
|
+++
|
|
|
|
+++ if (invoke_tx_handlers_late(&tx))
|
|
|
|
+++ goto begin;
|
|
|
|
+++
|
|
|
|
+++ skb = __skb_dequeue(&tx.skbs);
|
|
|
|
+++
|
|
|
|
+++ if (!skb_queue_empty(&tx.skbs))
|
|
|
|
+++ skb_queue_splice_tail(&tx.skbs, &txqi->frags);
|
|
|
|
++ }
|
|
|
|
++
|
|
|
|
++ out:
|
|
|
|
++@@ -1512,6 +1548,47 @@ out:
|
|
|
|
++ }
|
|
|
|
++ EXPORT_SYMBOL(ieee80211_tx_dequeue);
|
|
|
|
++
|
|
|
|
+++static bool ieee80211_queue_skb(struct ieee80211_local *local,
|
|
|
|
+++ struct ieee80211_sub_if_data *sdata,
|
|
|
|
+++ struct sta_info *sta,
|
|
|
|
+++ struct sk_buff *skb)
|
|
|
|
+++{
|
|
|
|
+++ struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
|
|
|
|
+++ struct fq *fq = &local->fq;
|
|
|
|
+++ struct ieee80211_vif *vif;
|
|
|
|
+++ struct txq_info *txqi;
|
|
|
|
+++ struct ieee80211_sta *pubsta;
|
|
|
|
+++
|
|
|
|
+++ if (!local->ops->wake_tx_queue ||
|
|
|
|
+++ sdata->vif.type == NL80211_IFTYPE_MONITOR)
|
|
|
|
+++ return false;
|
|
|
|
+++
|
|
|
|
+++ if (sta && sta->uploaded)
|
|
|
|
+++ pubsta = &sta->sta;
|
|
|
|
+++ else
|
|
|
|
+++ pubsta = NULL;
|
|
|
|
+++
|
|
|
|
+++ if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN)
|
|
|
|
+++ sdata = container_of(sdata->bss,
|
|
|
|
+++ struct ieee80211_sub_if_data, u.ap);
|
|
|
|
+++
|
|
|
|
+++ vif = &sdata->vif;
|
|
|
|
+++ txqi = ieee80211_get_txq(local, vif, pubsta, skb);
|
|
|
|
+++
|
|
|
|
+++ if (!txqi)
|
|
|
|
+++ return false;
|
|
|
|
+++
|
|
|
|
+++ info->control.vif = vif;
|
|
|
|
+++
|
|
|
|
+++ spin_lock_bh(&fq->lock);
|
|
|
|
+++ ieee80211_txq_enqueue(local, txqi, skb);
|
|
|
|
+++ spin_unlock_bh(&fq->lock);
|
|
|
|
+++
|
|
|
|
+++ drv_wake_tx_queue(local, txqi);
|
|
|
|
+++
|
|
|
|
+++ return true;
|
|
|
|
+++}
|
|
|
|
+++
|
|
|
|
++ static bool ieee80211_tx_frags(struct ieee80211_local *local,
|
|
|
|
++ struct ieee80211_vif *vif,
|
|
|
|
++ struct ieee80211_sta *sta,
|
|
|
|
++@@ -1519,9 +1596,7 @@ static bool ieee80211_tx_frags(struct ie
|
|
|
|
++ bool txpending)
|
|
|
|
++ {
|
|
|
|
++ struct ieee80211_tx_control control = {};
|
|
|
|
++- struct fq *fq = &local->fq;
|
|
|
|
++ struct sk_buff *skb, *tmp;
|
|
|
|
++- struct txq_info *txqi;
|
|
|
|
++ unsigned long flags;
|
|
|
|
++
|
|
|
|
++ skb_queue_walk_safe(skbs, skb, tmp) {
|
|
|
|
++@@ -1536,21 +1611,6 @@ static bool ieee80211_tx_frags(struct ie
|
|
|
|
++ }
|
|
|
|
++ #endif
|
|
|
|
++
|
|
|
|
++- txqi = ieee80211_get_txq(local, vif, sta, skb);
|
|
|
|
++- if (txqi) {
|
|
|
|
++- info->control.vif = vif;
|
|
|
|
++-
|
|
|
|
++- __skb_unlink(skb, skbs);
|
|
|
|
++-
|
|
|
|
++- spin_lock_bh(&fq->lock);
|
|
|
|
++- ieee80211_txq_enqueue(local, txqi, skb);
|
|
|
|
++- spin_unlock_bh(&fq->lock);
|
|
|
|
++-
|
|
|
|
++- drv_wake_tx_queue(local, txqi);
|
|
|
|
++-
|
|
|
|
++- continue;
|
|
|
|
++- }
|
|
|
|
++-
|
|
|
|
++ spin_lock_irqsave(&local->queue_stop_reason_lock, flags);
|
|
|
|
++ if (local->queue_stop_reasons[q] ||
|
|
|
|
++ (!txpending && !skb_queue_empty(&local->pending[q]))) {
|
|
|
|
++@@ -1671,10 +1731,13 @@ static bool __ieee80211_tx(struct ieee80
|
|
|
|
++ /*
|
|
|
|
++ * Invoke TX handlers, return 0 on success and non-zero if the
|
|
|
|
++ * frame was dropped or queued.
|
|
|
|
+++ *
|
|
|
|
+++ * The handlers are split into an early and late part. The latter is everything
|
|
|
|
+++ * that can be sensitive to reordering, and will be deferred to after packets
|
|
|
|
+++ * are dequeued from the intermediate queues (when they are enabled).
|
|
|
|
++ */
|
|
|
|
++-static int invoke_tx_handlers(struct ieee80211_tx_data *tx)
|
|
|
|
+++static int invoke_tx_handlers_early(struct ieee80211_tx_data *tx)
|
|
|
|
++ {
|
|
|
|
++- struct ieee80211_tx_info *info = IEEE80211_SKB_CB(tx->skb);
|
|
|
|
++ ieee80211_tx_result res = TX_DROP;
|
|
|
|
++
|
|
|
|
++ #define CALL_TXH(txh) \
|
|
|
|
++@@ -1688,16 +1751,42 @@ static int invoke_tx_handlers(struct iee
|
|
|
|
++ CALL_TXH(ieee80211_tx_h_check_assoc);
|
|
|
|
++ CALL_TXH(ieee80211_tx_h_ps_buf);
|
|
|
|
++ CALL_TXH(ieee80211_tx_h_check_control_port_protocol);
|
|
|
|
++- CALL_TXH(ieee80211_tx_h_select_key);
|
|
|
|
+++
|
|
|
|
++ if (!ieee80211_hw_check(&tx->local->hw, HAS_RATE_CONTROL))
|
|
|
|
++ CALL_TXH(ieee80211_tx_h_rate_ctrl);
|
|
|
|
++
|
|
|
|
+++ txh_done:
|
|
|
|
+++ if (unlikely(res == TX_DROP)) {
|
|
|
|
+++ I802_DEBUG_INC(tx->local->tx_handlers_drop);
|
|
|
|
+++ if (tx->skb)
|
|
|
|
+++ ieee80211_free_txskb(&tx->local->hw, tx->skb);
|
|
|
|
+++ else
|
|
|
|
+++ ieee80211_purge_tx_queue(&tx->local->hw, &tx->skbs);
|
|
|
|
+++ return -1;
|
|
|
|
+++ } else if (unlikely(res == TX_QUEUED)) {
|
|
|
|
+++ I802_DEBUG_INC(tx->local->tx_handlers_queued);
|
|
|
|
+++ return -1;
|
|
|
|
+++ }
|
|
|
|
+++
|
|
|
|
+++ return 0;
|
|
|
|
+++}
|
|
|
|
+++
|
|
|
|
+++/*
|
|
|
|
+++ * Late handlers can be called while the sta lock is held. Handlers that can
|
|
|
|
+++ * cause packets to be generated will cause deadlock!
|
|
|
|
+++ */
|
|
|
|
+++static int invoke_tx_handlers_late(struct ieee80211_tx_data *tx)
|
|
|
|
+++{
|
|
|
|
+++ struct ieee80211_tx_info *info = IEEE80211_SKB_CB(tx->skb);
|
|
|
|
+++ ieee80211_tx_result res = TX_CONTINUE;
|
|
|
|
+++
|
|
|
|
++ if (unlikely(info->flags & IEEE80211_TX_INTFL_RETRANSMISSION)) {
|
|
|
|
++ __skb_queue_tail(&tx->skbs, tx->skb);
|
|
|
|
++ tx->skb = NULL;
|
|
|
|
++ goto txh_done;
|
|
|
|
++ }
|
|
|
|
++
|
|
|
|
+++ CALL_TXH(ieee80211_tx_h_select_key);
|
|
|
|
++ CALL_TXH(ieee80211_tx_h_michael_mic_add);
|
|
|
|
++ CALL_TXH(ieee80211_tx_h_sequence);
|
|
|
|
++ CALL_TXH(ieee80211_tx_h_fragment);
|
|
|
|
++@@ -1724,6 +1813,15 @@ static int invoke_tx_handlers(struct iee
|
|
|
|
++ return 0;
|
|
|
|
++ }
|
|
|
|
++
|
|
|
|
+++static int invoke_tx_handlers(struct ieee80211_tx_data *tx)
|
|
|
|
+++{
|
|
|
|
+++ int r = invoke_tx_handlers_early(tx);
|
|
|
|
+++ if (r)
|
|
|
|
+++ return r;
|
|
|
|
+++
|
|
|
|
+++ return invoke_tx_handlers_late(tx);
|
|
|
|
+++}
|
|
|
|
+++
|
|
|
|
++ bool ieee80211_tx_prepare_skb(struct ieee80211_hw *hw,
|
|
|
|
++ struct ieee80211_vif *vif, struct sk_buff *skb,
|
|
|
|
++ int band, struct ieee80211_sta **sta)
|
|
|
|
++@@ -1798,7 +1896,13 @@ static bool ieee80211_tx(struct ieee8021
|
|
|
|
++ info->hw_queue =
|
|
|
|
++ sdata->vif.hw_queue[skb_get_queue_mapping(skb)];
|
|
|
|
++
|
|
|
|
++- if (!invoke_tx_handlers(&tx))
|
|
|
|
+++ if (invoke_tx_handlers_early(&tx))
|
|
|
|
+++ return false;
|
|
|
|
+++
|
|
|
|
+++ if (ieee80211_queue_skb(local, sdata, tx.sta, tx.skb))
|
|
|
|
+++ return true;
|
|
|
|
+++
|
|
|
|
+++ if (!invoke_tx_handlers_late(&tx))
|
|
|
|
++ result = __ieee80211_tx(local, &tx.skbs, led_len,
|
|
|
|
++ tx.sta, txpending);
|
|
|
|
++
|
|
|
|
++@@ -3181,7 +3285,7 @@ out:
|
|
|
|
++ }
|
|
|
|
++
|
|
|
|
++ static bool ieee80211_xmit_fast(struct ieee80211_sub_if_data *sdata,
|
|
|
|
++- struct net_device *dev, struct sta_info *sta,
|
|
|
|
+++ struct sta_info *sta,
|
|
|
|
++ struct ieee80211_fast_tx *fast_tx,
|
|
|
|
++ struct sk_buff *skb)
|
|
|
|
++ {
|
|
|
|
++@@ -3192,9 +3296,9 @@ static bool ieee80211_xmit_fast(struct i
|
|
|
|
++ struct ethhdr eth;
|
|
|
|
++ struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
|
|
|
|
++ struct ieee80211_hdr *hdr = (void *)fast_tx->hdr;
|
|
|
|
++- struct ieee80211_tx_data tx;
|
|
|
|
++- ieee80211_tx_result r;
|
|
|
|
++ struct tid_ampdu_tx *tid_tx = NULL;
|
|
|
|
+++ ieee80211_tx_result r;
|
|
|
|
+++ struct ieee80211_tx_data tx;
|
|
|
|
++ u8 tid = IEEE80211_NUM_TIDS;
|
|
|
|
++
|
|
|
|
++ /* control port protocol needs a lot of special handling */
|
|
|
|
++@@ -3232,8 +3336,6 @@ static bool ieee80211_xmit_fast(struct i
|
|
|
|
++ return true;
|
|
|
|
++ }
|
|
|
|
++
|
|
|
|
++- ieee80211_tx_stats(dev, skb->len + extra_head);
|
|
|
|
++-
|
|
|
|
++ if ((hdr->frame_control & cpu_to_le16(IEEE80211_STYPE_QOS_DATA)) &&
|
|
|
|
++ ieee80211_amsdu_aggregate(sdata, sta, fast_tx, skb))
|
|
|
|
++ return true;
|
|
|
|
++@@ -3262,24 +3364,7 @@ static bool ieee80211_xmit_fast(struct i
|
|
|
|
++ info->flags = IEEE80211_TX_CTL_FIRST_FRAGMENT |
|
|
|
|
++ IEEE80211_TX_CTL_DONTFRAG |
|
|
|
|
++ (tid_tx ? IEEE80211_TX_CTL_AMPDU : 0);
|
|
|
|
++-
|
|
|
|
++- if (hdr->frame_control & cpu_to_le16(IEEE80211_STYPE_QOS_DATA)) {
|
|
|
|
++- *ieee80211_get_qos_ctl(hdr) = tid;
|
|
|
|
++- if (!sta->sta.txq[0])
|
|
|
|
++- hdr->seq_ctrl = ieee80211_tx_next_seq(sta, tid);
|
|
|
|
++- } else {
|
|
|
|
++- info->flags |= IEEE80211_TX_CTL_ASSIGN_SEQ;
|
|
|
|
++- hdr->seq_ctrl = cpu_to_le16(sdata->sequence_number);
|
|
|
|
++- sdata->sequence_number += 0x10;
|
|
|
|
++- }
|
|
|
|
++-
|
|
|
|
++- if (skb_shinfo(skb)->gso_size)
|
|
|
|
++- sta->tx_stats.msdu[tid] +=
|
|
|
|
++- DIV_ROUND_UP(skb->len, skb_shinfo(skb)->gso_size);
|
|
|
|
++- else
|
|
|
|
++- sta->tx_stats.msdu[tid]++;
|
|
|
|
++-
|
|
|
|
++- info->hw_queue = sdata->vif.hw_queue[skb_get_queue_mapping(skb)];
|
|
|
|
+++ info->control.flags = IEEE80211_TX_CTRL_FAST_XMIT;
|
|
|
|
++
|
|
|
|
++ __skb_queue_head_init(&tx.skbs);
|
|
|
|
++
|
|
|
|
++@@ -3305,22 +3390,71 @@ static bool ieee80211_xmit_fast(struct i
|
|
|
|
++ }
|
|
|
|
++ }
|
|
|
|
++
|
|
|
|
+++ if (ieee80211_queue_skb(local, sdata, sta, skb))
|
|
|
|
+++ return true;
|
|
|
|
+++
|
|
|
|
+++ ieee80211_xmit_fast_finish(sdata, sta, fast_tx->pn_offs,
|
|
|
|
+++ &fast_tx->key->conf, skb);
|
|
|
|
+++
|
|
|
|
+++ if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN)
|
|
|
|
+++ sdata = container_of(sdata->bss,
|
|
|
|
+++ struct ieee80211_sub_if_data, u.ap);
|
|
|
|
+++
|
|
|
|
+++ __skb_queue_tail(&tx.skbs, skb);
|
|
|
|
+++ ieee80211_tx_frags(local, &sdata->vif, &sta->sta, &tx.skbs, false);
|
|
|
|
+++
|
|
|
|
+++ return true;
|
|
|
|
+++}
|
|
|
|
+++
|
|
|
|
+++/*
|
|
|
|
+++ * Can be called while the sta lock is held. Anything that can cause packets to
|
|
|
|
+++ * be generated will cause deadlock!
|
|
|
|
+++ */
|
|
|
|
+++static bool ieee80211_xmit_fast_finish(struct ieee80211_sub_if_data *sdata,
|
|
|
|
+++ struct sta_info *sta, u8 pn_offs,
|
|
|
|
+++ struct ieee80211_key_conf *key_conf,
|
|
|
|
+++ struct sk_buff *skb)
|
|
|
|
+++{
|
|
|
|
+++ struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
|
|
|
|
+++ struct ieee80211_hdr *hdr = (void *)skb->data;
|
|
|
|
+++ u8 tid = IEEE80211_NUM_TIDS;
|
|
|
|
+++
|
|
|
|
+++ ieee80211_tx_stats(skb->dev, skb->len);
|
|
|
|
+++
|
|
|
|
+++ if (hdr->frame_control & cpu_to_le16(IEEE80211_STYPE_QOS_DATA)) {
|
|
|
|
+++ tid = skb->priority & IEEE80211_QOS_CTL_TAG1D_MASK;
|
|
|
|
+++ *ieee80211_get_qos_ctl(hdr) = tid;
|
|
|
|
+++ hdr->seq_ctrl = ieee80211_tx_next_seq(sta, tid);
|
|
|
|
+++ } else {
|
|
|
|
+++ info->flags |= IEEE80211_TX_CTL_ASSIGN_SEQ;
|
|
|
|
+++ hdr->seq_ctrl = cpu_to_le16(sdata->sequence_number);
|
|
|
|
+++ sdata->sequence_number += 0x10;
|
|
|
|
+++ }
|
|
|
|
+++
|
|
|
|
+++ if (skb_shinfo(skb)->gso_size)
|
|
|
|
+++ sta->tx_stats.msdu[tid] +=
|
|
|
|
+++ DIV_ROUND_UP(skb->len, skb_shinfo(skb)->gso_size);
|
|
|
|
+++ else
|
|
|
|
+++ sta->tx_stats.msdu[tid]++;
|
|
|
|
+++
|
|
|
|
+++ info->hw_queue = sdata->vif.hw_queue[skb_get_queue_mapping(skb)];
|
|
|
|
+++
|
|
|
|
++ /* statistics normally done by ieee80211_tx_h_stats (but that
|
|
|
|
++ * has to consider fragmentation, so is more complex)
|
|
|
|
++ */
|
|
|
|
++ sta->tx_stats.bytes[skb_get_queue_mapping(skb)] += skb->len;
|
|
|
|
++ sta->tx_stats.packets[skb_get_queue_mapping(skb)]++;
|
|
|
|
++
|
|
|
|
++- if (fast_tx->pn_offs) {
|
|
|
|
+++ if (pn_offs && (key_conf->flags & IEEE80211_KEY_FLAG_GENERATE_IV)) {
|
|
|
|
++ u64 pn;
|
|
|
|
++- u8 *crypto_hdr = skb->data + fast_tx->pn_offs;
|
|
|
|
+++ u8 *crypto_hdr = skb->data + pn_offs;
|
|
|
|
++
|
|
|
|
++- switch (fast_tx->key->conf.cipher) {
|
|
|
|
+++ switch (key_conf->cipher) {
|
|
|
|
++ case WLAN_CIPHER_SUITE_CCMP:
|
|
|
|
++ case WLAN_CIPHER_SUITE_CCMP_256:
|
|
|
|
++ case WLAN_CIPHER_SUITE_GCMP:
|
|
|
|
++ case WLAN_CIPHER_SUITE_GCMP_256:
|
|
|
|
++- pn = atomic64_inc_return(&fast_tx->key->conf.tx_pn);
|
|
|
|
+++ pn = atomic64_inc_return(&key_conf->tx_pn);
|
|
|
|
++ crypto_hdr[0] = pn;
|
|
|
|
++ crypto_hdr[1] = pn >> 8;
|
|
|
|
++ crypto_hdr[4] = pn >> 16;
|
|
|
|
++@@ -3331,12 +3465,6 @@ static bool ieee80211_xmit_fast(struct i
|
|
|
|
++ }
|
|
|
|
++ }
|
|
|
|
++
|
|
|
|
++- if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN)
|
|
|
|
++- sdata = container_of(sdata->bss,
|
|
|
|
++- struct ieee80211_sub_if_data, u.ap);
|
|
|
|
++-
|
|
|
|
++- __skb_queue_tail(&tx.skbs, skb);
|
|
|
|
++- ieee80211_tx_frags(local, &sdata->vif, &sta->sta, &tx.skbs, false);
|
|
|
|
++ return true;
|
|
|
|
++ }
|
|
|
|
++
|
|
|
|
++@@ -3364,7 +3492,7 @@ void __ieee80211_subif_start_xmit(struct
|
|
|
|
++ fast_tx = rcu_dereference(sta->fast_tx);
|
|
|
|
++
|
|
|
|
++ if (fast_tx &&
|
|
|
|
++- ieee80211_xmit_fast(sdata, dev, sta, fast_tx, skb))
|
|
|
|
+++ ieee80211_xmit_fast(sdata, sta, fast_tx, skb))
|
|
|
|
++ goto out;
|
|
|
|
++ }
|
|
|
|
++
|
|
|
|
++--- a/include/net/mac80211.h
|
|
|
|
+++++ b/include/net/mac80211.h
|
|
|
|
++@@ -715,6 +715,7 @@ enum mac80211_tx_info_flags {
|
|
|
|
++ * frame (PS-Poll or uAPSD).
|
|
|
|
++ * @IEEE80211_TX_CTRL_RATE_INJECT: This frame is injected with rate information
|
|
|
|
++ * @IEEE80211_TX_CTRL_AMSDU: This frame is an A-MSDU frame
|
|
|
|
+++ * @IEEE80211_TX_CTRL_FAST_XMIT: This frame is going through the fast_xmit path
|
|
|
|
++ *
|
|
|
|
++ * These flags are used in tx_info->control.flags.
|
|
|
|
++ */
|
|
|
|
++@@ -723,6 +724,7 @@ enum mac80211_tx_control_flags {
|
|
|
|
++ IEEE80211_TX_CTRL_PS_RESPONSE = BIT(1),
|
|
|
|
++ IEEE80211_TX_CTRL_RATE_INJECT = BIT(2),
|
|
|
|
++ IEEE80211_TX_CTRL_AMSDU = BIT(3),
|
|
|
|
+++ IEEE80211_TX_CTRL_FAST_XMIT = BIT(4),
|
|
|
|
++ };
|
|
|
|
++
|
|
|
|
++ /*
|
|
|
|
++--- a/net/mac80211/ieee80211_i.h
|
|
|
|
+++++ b/net/mac80211/ieee80211_i.h
|
|
|
|
++@@ -814,11 +814,13 @@ enum txq_info_flags {
|
|
|
|
++ * @def_flow: used as a fallback flow when a packet destined to @tin hashes to
|
|
|
|
++ * a fq_flow which is already owned by a different tin
|
|
|
|
++ * @def_cvars: codel vars for @def_flow
|
|
|
|
+++ * @frags: used to keep fragments created after dequeue
|
|
|
|
++ */
|
|
|
|
++ struct txq_info {
|
|
|
|
++ struct fq_tin tin;
|
|
|
|
++ struct fq_flow def_flow;
|
|
|
|
++ struct codel_vars def_cvars;
|
|
|
|
+++ struct sk_buff_head frags;
|
|
|
|
++ unsigned long flags;
|
|
|
|
++
|
|
|
|
++ /* keep last! */
|
|
|
|
+diff --git a/package/kernel/mac80211/patches/345-mac80211-send-delBA-on-unexpected-BlockAck-Request.patch b/package/kernel/mac80211/patches/345-mac80211-send-delBA-on-unexpected-BlockAck-Request.patch
|
|
|
|
+deleted file mode 100644
|
|
|
|
+index c3d3118..0000000
|
|
|
|
+--- a/package/kernel/mac80211/patches/345-mac80211-send-delBA-on-unexpected-BlockAck-Request.patch
|
|
|
|
++++ /dev/null
|
|
|
|
+@@ -1,26 +0,0 @@
|
|
|
|
+-From: Johannes Berg <johannes.berg@intel.com>
|
|
|
|
+-Date: Mon, 29 Aug 2016 23:25:19 +0300
|
|
|
|
+-Subject: [PATCH] mac80211: send delBA on unexpected BlockAck Request
|
|
|
|
+-
|
|
|
|
+-If we don't have a BA session, send delBA, as requested by the
|
|
|
|
+-IEEE 802.11 spec. Apply the same limit of sending such a delBA
|
|
|
|
+-only once as in the previous patch.
|
|
|
|
+-
|
|
|
|
+-Signed-off-by: Johannes Berg <johannes.berg@intel.com>
|
|
|
|
+----
|
|
|
|
+-
|
|
|
|
+---- a/net/mac80211/rx.c
|
|
|
|
+-+++ b/net/mac80211/rx.c
|
|
|
|
+-@@ -2537,6 +2537,12 @@ ieee80211_rx_h_ctrl(struct ieee80211_rx_
|
|
|
|
+-
|
|
|
|
+- tid = le16_to_cpu(bar_data.control) >> 12;
|
|
|
|
+-
|
|
|
|
+-+ if (!test_bit(tid, rx->sta->ampdu_mlme.agg_session_valid) &&
|
|
|
|
+-+ !test_and_set_bit(tid, rx->sta->ampdu_mlme.unexpected_agg))
|
|
|
|
+-+ ieee80211_send_delba(rx->sdata, rx->sta->sta.addr, tid,
|
|
|
|
+-+ WLAN_BACK_RECIPIENT,
|
|
|
|
+-+ WLAN_REASON_QSTA_REQUIRE_SETUP);
|
|
|
|
+-+
|
|
|
|
+- tid_agg_rx = rcu_dereference(rx->sta->ampdu_mlme.tid_rx[tid]);
|
|
|
|
+- if (!tid_agg_rx)
|
|
|
|
+- return RX_DROP_MONITOR;
|
|
|
|
+diff --git a/package/kernel/mac80211/patches/346-mac80211-Move-reorder-sensitive-TX-handlers-to-after.patch b/package/kernel/mac80211/patches/346-mac80211-Move-reorder-sensitive-TX-handlers-to-after.patch
|
|
|
|
+deleted file mode 100644
|
|
|
|
+index aba1ff4..0000000
|
|
|
|
+--- a/package/kernel/mac80211/patches/346-mac80211-Move-reorder-sensitive-TX-handlers-to-after.patch
|
|
|
|
++++ /dev/null
|
|
|
|
+@@ -1,478 +0,0 @@
|
|
|
|
+-From: Felix Fietkau <nbd@nbd.name>
|
|
|
|
+-Date: Sun, 4 Sep 2016 17:46:24 +0200
|
|
|
|
+-Subject: [PATCH] mac80211: fix sequence number assignment for PS response
|
|
|
|
+- frames
|
|
|
|
+-
|
|
|
|
+-When using intermediate queues, sequence number allocation is deferred
|
|
|
|
+-until dequeue. This doesn't work for PS response frames, which bypass
|
|
|
|
+-those queues.
|
|
|
|
+-
|
|
|
|
+-Signed-off-by: Felix Fietkau <nbd@nbd.name>
|
|
|
|
+----
|
|
|
|
+-
|
|
|
|
+---- a/net/mac80211/tx.c
|
|
|
|
+-+++ b/net/mac80211/tx.c
|
|
|
|
+-@@ -38,6 +38,12 @@
|
|
|
|
+- #include "wme.h"
|
|
|
|
+- #include "rate.h"
|
|
|
|
+-
|
|
|
|
+-+static int invoke_tx_handlers_late(struct ieee80211_tx_data *tx);
|
|
|
|
+-+static bool ieee80211_xmit_fast_finish(struct ieee80211_sub_if_data *sdata,
|
|
|
|
+-+ struct sta_info *sta, u8 pn_offs,
|
|
|
|
+-+ struct ieee80211_key_conf *key_conf,
|
|
|
|
+-+ struct sk_buff *skb);
|
|
|
|
+-+
|
|
|
|
+- /* misc utils */
|
|
|
|
+-
|
|
|
|
+- static inline void ieee80211_tx_stats(struct net_device *dev, u32 len)
|
|
|
|
+-@@ -849,8 +855,7 @@ ieee80211_tx_h_sequence(struct ieee80211
|
|
|
|
+- tid = *qc & IEEE80211_QOS_CTL_TID_MASK;
|
|
|
|
+- tx->sta->tx_stats.msdu[tid]++;
|
|
|
|
+-
|
|
|
|
+-- if (!tx->sta->sta.txq[0])
|
|
|
|
+-- hdr->seq_ctrl = ieee80211_tx_next_seq(tx->sta, tid);
|
|
|
|
+-+ hdr->seq_ctrl = ieee80211_tx_next_seq(tx->sta, tid);
|
|
|
|
+-
|
|
|
|
+- return TX_CONTINUE;
|
|
|
|
+- }
|
|
|
|
+-@@ -1398,6 +1403,7 @@ void ieee80211_txq_init(struct ieee80211
|
|
|
|
+- fq_tin_init(&txqi->tin);
|
|
|
|
+- fq_flow_init(&txqi->def_flow);
|
|
|
|
+- codel_vars_init(&txqi->def_cvars);
|
|
|
|
+-+ __skb_queue_head_init(&txqi->frags);
|
|
|
|
+-
|
|
|
|
+- txqi->txq.vif = &sdata->vif;
|
|
|
|
+-
|
|
|
|
+-@@ -1420,6 +1426,7 @@ void ieee80211_txq_purge(struct ieee8021
|
|
|
|
+- struct fq_tin *tin = &txqi->tin;
|
|
|
|
+-
|
|
|
|
+- fq_tin_reset(fq, tin, fq_skb_free_func);
|
|
|
|
+-+ ieee80211_purge_tx_queue(&local->hw, &txqi->frags);
|
|
|
|
+- }
|
|
|
|
+-
|
|
|
|
+- int ieee80211_txq_setup_flows(struct ieee80211_local *local)
|
|
|
|
+-@@ -1476,12 +1483,19 @@ struct sk_buff *ieee80211_tx_dequeue(str
|
|
|
|
+- struct sk_buff *skb = NULL;
|
|
|
|
+- struct fq *fq = &local->fq;
|
|
|
|
+- struct fq_tin *tin = &txqi->tin;
|
|
|
|
+-+ struct ieee80211_tx_info *info;
|
|
|
|
+-
|
|
|
|
+- spin_lock_bh(&fq->lock);
|
|
|
|
+-
|
|
|
|
+- if (test_bit(IEEE80211_TXQ_STOP, &txqi->flags))
|
|
|
|
+- goto out;
|
|
|
|
+-
|
|
|
|
+-+ /* Make sure fragments stay together. */
|
|
|
|
+-+ skb = __skb_dequeue(&txqi->frags);
|
|
|
|
+-+ if (skb)
|
|
|
|
+-+ goto out;
|
|
|
|
+-+
|
|
|
|
+-+begin:
|
|
|
|
+- skb = fq_tin_dequeue(fq, tin, fq_tin_dequeue_func);
|
|
|
|
+- if (!skb)
|
|
|
|
+- goto out;
|
|
|
|
+-@@ -1489,16 +1503,38 @@ struct sk_buff *ieee80211_tx_dequeue(str
|
|
|
|
+- ieee80211_set_skb_vif(skb, txqi);
|
|
|
|
+-
|
|
|
|
+- hdr = (struct ieee80211_hdr *)skb->data;
|
|
|
|
+-- if (txq->sta && ieee80211_is_data_qos(hdr->frame_control)) {
|
|
|
|
+-+ info = IEEE80211_SKB_CB(skb);
|
|
|
|
+-+ if (txq->sta && info->control.flags & IEEE80211_TX_CTRL_FAST_XMIT) {
|
|
|
|
+- struct sta_info *sta = container_of(txq->sta, struct sta_info,
|
|
|
|
+- sta);
|
|
|
|
+-- struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
|
|
|
|
+-+ u8 pn_offs = 0;
|
|
|
|
+-
|
|
|
|
+-- hdr->seq_ctrl = ieee80211_tx_next_seq(sta, txq->tid);
|
|
|
|
+-- if (test_bit(IEEE80211_TXQ_AMPDU, &txqi->flags))
|
|
|
|
+-- info->flags |= IEEE80211_TX_CTL_AMPDU;
|
|
|
|
+-- else
|
|
|
|
+-- info->flags &= ~IEEE80211_TX_CTL_AMPDU;
|
|
|
|
+-+ if (info->control.hw_key)
|
|
|
|
+-+ pn_offs = ieee80211_padded_hdrlen(hw, hdr->frame_control);
|
|
|
|
+-+
|
|
|
|
+-+ ieee80211_xmit_fast_finish(sta->sdata, sta, pn_offs,
|
|
|
|
+-+ info->control.hw_key, skb);
|
|
|
|
+-+ } else {
|
|
|
|
+-+ struct ieee80211_tx_data tx = { };
|
|
|
|
+-+
|
|
|
|
+-+ __skb_queue_head_init(&tx.skbs);
|
|
|
|
+-+ tx.local = local;
|
|
|
|
+-+ tx.skb = skb;
|
|
|
|
+-+ tx.hdrlen = ieee80211_padded_hdrlen(hw, hdr->frame_control);
|
|
|
|
+-+ if (txq->sta) {
|
|
|
|
+-+ tx.sta = container_of(txq->sta, struct sta_info, sta);
|
|
|
|
+-+ tx.sdata = tx.sta->sdata;
|
|
|
|
+-+ } else {
|
|
|
|
+-+ tx.sdata = vif_to_sdata(info->control.vif);
|
|
|
|
+-+ }
|
|
|
|
+-+
|
|
|
|
+-+ if (invoke_tx_handlers_late(&tx))
|
|
|
|
+-+ goto begin;
|
|
|
|
+-+
|
|
|
|
+-+ skb = __skb_dequeue(&tx.skbs);
|
|
|
|
+-+
|
|
|
|
+-+ if (!skb_queue_empty(&tx.skbs))
|
|
|
|
+-+ skb_queue_splice_tail(&tx.skbs, &txqi->frags);
|
|
|
|
+- }
|
|
|
|
+-
|
|
|
|
+- out:
|
|
|
|
+-@@ -1512,6 +1548,47 @@ out:
|
|
|
|
+- }
|
|
|
|
+- EXPORT_SYMBOL(ieee80211_tx_dequeue);
|
|
|
|
+-
|
|
|
|
+-+static bool ieee80211_queue_skb(struct ieee80211_local *local,
|
|
|
|
+-+ struct ieee80211_sub_if_data *sdata,
|
|
|
|
+-+ struct sta_info *sta,
|
|
|
|
+-+ struct sk_buff *skb)
|
|
|
|
+-+{
|
|
|
|
+-+ struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
|
|
|
|
+-+ struct fq *fq = &local->fq;
|
|
|
|
+-+ struct ieee80211_vif *vif;
|
|
|
|
+-+ struct txq_info *txqi;
|
|
|
|
+-+ struct ieee80211_sta *pubsta;
|
|
|
|
+-+
|
|
|
|
+-+ if (!local->ops->wake_tx_queue ||
|
|
|
|
+-+ sdata->vif.type == NL80211_IFTYPE_MONITOR)
|
|
|
|
+-+ return false;
|
|
|
|
+-+
|
|
|
|
+-+ if (sta && sta->uploaded)
|
|
|
|
+-+ pubsta = &sta->sta;
|
|
|
|
+-+ else
|
|
|
|
+-+ pubsta = NULL;
|
|
|
|
+-+
|
|
|
|
+-+ if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN)
|
|
|
|
+-+ sdata = container_of(sdata->bss,
|
|
|
|
+-+ struct ieee80211_sub_if_data, u.ap);
|
|
|
|
+-+
|
|
|
|
+-+ vif = &sdata->vif;
|
|
|
|
+-+ txqi = ieee80211_get_txq(local, vif, pubsta, skb);
|
|
|
|
+-+
|
|
|
|
+-+ if (!txqi)
|
|
|
|
+-+ return false;
|
|
|
|
+-+
|
|
|
|
+-+ info->control.vif = vif;
|
|
|
|
+-+
|
|
|
|
+-+ spin_lock_bh(&fq->lock);
|
|
|
|
+-+ ieee80211_txq_enqueue(local, txqi, skb);
|
|
|
|
+-+ spin_unlock_bh(&fq->lock);
|
|
|
|
+-+
|
|
|
|
+-+ drv_wake_tx_queue(local, txqi);
|
|
|
|
+-+
|
|
|
|
+-+ return true;
|
|
|
|
+-+}
|
|
|
|
+-+
|
|
|
|
+- static bool ieee80211_tx_frags(struct ieee80211_local *local,
|
|
|
|
+- struct ieee80211_vif *vif,
|
|
|
|
+- struct ieee80211_sta *sta,
|
|
|
|
+-@@ -1519,9 +1596,7 @@ static bool ieee80211_tx_frags(struct ie
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+- bool txpending)
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+- {
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+- struct ieee80211_tx_control control = {};
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|
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+-- struct fq *fq = &local->fq;
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+- struct sk_buff *skb, *tmp;
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|
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+-- struct txq_info *txqi;
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+- unsigned long flags;
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+-
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+- skb_queue_walk_safe(skbs, skb, tmp) {
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+-@@ -1536,21 +1611,6 @@ static bool ieee80211_tx_frags(struct ie
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+- }
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+- #endif
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+-
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+-- txqi = ieee80211_get_txq(local, vif, sta, skb);
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+-- if (txqi) {
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+-- info->control.vif = vif;
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+--
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+-- __skb_unlink(skb, skbs);
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|
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+--
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+-- spin_lock_bh(&fq->lock);
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+-- ieee80211_txq_enqueue(local, txqi, skb);
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+-- spin_unlock_bh(&fq->lock);
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+--
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+-- drv_wake_tx_queue(local, txqi);
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+--
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+-- continue;
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+-- }
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+--
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+- spin_lock_irqsave(&local->queue_stop_reason_lock, flags);
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+- if (local->queue_stop_reasons[q] ||
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+- (!txpending && !skb_queue_empty(&local->pending[q]))) {
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+-@@ -1671,10 +1731,13 @@ static bool __ieee80211_tx(struct ieee80
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+- /*
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+- * Invoke TX handlers, return 0 on success and non-zero if the
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+- * frame was dropped or queued.
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+-+ *
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+-+ * The handlers are split into an early and late part. The latter is everything
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+-+ * that can be sensitive to reordering, and will be deferred to after packets
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+-+ * are dequeued from the intermediate queues (when they are enabled).
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+- */
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+--static int invoke_tx_handlers(struct ieee80211_tx_data *tx)
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+-+static int invoke_tx_handlers_early(struct ieee80211_tx_data *tx)
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+- {
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+-- struct ieee80211_tx_info *info = IEEE80211_SKB_CB(tx->skb);
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+- ieee80211_tx_result res = TX_DROP;
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+-
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+- #define CALL_TXH(txh) \
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+-@@ -1688,16 +1751,42 @@ static int invoke_tx_handlers(struct iee
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+- CALL_TXH(ieee80211_tx_h_check_assoc);
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+- CALL_TXH(ieee80211_tx_h_ps_buf);
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+- CALL_TXH(ieee80211_tx_h_check_control_port_protocol);
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+-- CALL_TXH(ieee80211_tx_h_select_key);
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+-+
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+- if (!ieee80211_hw_check(&tx->local->hw, HAS_RATE_CONTROL))
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+- CALL_TXH(ieee80211_tx_h_rate_ctrl);
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+-
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+-+ txh_done:
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+-+ if (unlikely(res == TX_DROP)) {
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+-+ I802_DEBUG_INC(tx->local->tx_handlers_drop);
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+-+ if (tx->skb)
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+-+ ieee80211_free_txskb(&tx->local->hw, tx->skb);
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+-+ else
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+-+ ieee80211_purge_tx_queue(&tx->local->hw, &tx->skbs);
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+-+ return -1;
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+-+ } else if (unlikely(res == TX_QUEUED)) {
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+-+ I802_DEBUG_INC(tx->local->tx_handlers_queued);
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+-+ return -1;
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|
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+-+ }
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+-+
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+-+ return 0;
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+-+}
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+-+
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|
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+-+/*
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+-+ * Late handlers can be called while the sta lock is held. Handlers that can
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+-+ * cause packets to be generated will cause deadlock!
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+-+ */
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+-+static int invoke_tx_handlers_late(struct ieee80211_tx_data *tx)
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+-+{
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+-+ struct ieee80211_tx_info *info = IEEE80211_SKB_CB(tx->skb);
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|
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+-+ ieee80211_tx_result res = TX_CONTINUE;
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+-+
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+- if (unlikely(info->flags & IEEE80211_TX_INTFL_RETRANSMISSION)) {
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+- __skb_queue_tail(&tx->skbs, tx->skb);
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+- tx->skb = NULL;
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|
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+- goto txh_done;
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|
|
+- }
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+-
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|
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+-+ CALL_TXH(ieee80211_tx_h_select_key);
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|
|
+- CALL_TXH(ieee80211_tx_h_michael_mic_add);
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|
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+- CALL_TXH(ieee80211_tx_h_sequence);
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|
|
+- CALL_TXH(ieee80211_tx_h_fragment);
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|
|
+-@@ -1724,6 +1813,15 @@ static int invoke_tx_handlers(struct iee
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+- return 0;
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|
|
+- }
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|
|
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+-
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|
|
+-+static int invoke_tx_handlers(struct ieee80211_tx_data *tx)
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|
|
+-+{
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|
+-+ int r = invoke_tx_handlers_early(tx);
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+-+ if (r)
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+-+ return r;
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|
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+-+
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|
|
+-+ return invoke_tx_handlers_late(tx);
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|
|
+-+}
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|
|
+-+
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|
|
+- bool ieee80211_tx_prepare_skb(struct ieee80211_hw *hw,
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|
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+- struct ieee80211_vif *vif, struct sk_buff *skb,
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|
|
+- int band, struct ieee80211_sta **sta)
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|
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+-@@ -1798,7 +1896,13 @@ static bool ieee80211_tx(struct ieee8021
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|
|
+- info->hw_queue =
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|
+- sdata->vif.hw_queue[skb_get_queue_mapping(skb)];
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+-
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+-- if (!invoke_tx_handlers(&tx))
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|
|
+-+ if (invoke_tx_handlers_early(&tx))
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|
+-+ return false;
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|
+-+
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|
|
+-+ if (ieee80211_queue_skb(local, sdata, tx.sta, tx.skb))
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|
|
+-+ return true;
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|
|
+-+
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|
|
+-+ if (!invoke_tx_handlers_late(&tx))
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|
|
+- result = __ieee80211_tx(local, &tx.skbs, led_len,
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|
|
+- tx.sta, txpending);
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|
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+-
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|
|
+-@@ -3181,7 +3285,7 @@ out:
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|
|
+- }
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|
|
+-
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|
|
+- static bool ieee80211_xmit_fast(struct ieee80211_sub_if_data *sdata,
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|
|
+-- struct net_device *dev, struct sta_info *sta,
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|
|
+-+ struct sta_info *sta,
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|
|
+- struct ieee80211_fast_tx *fast_tx,
|
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|
|
+- struct sk_buff *skb)
|
|
|
|
+- {
|
|
|
|
+-@@ -3192,9 +3296,9 @@ static bool ieee80211_xmit_fast(struct i
|
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|
|
+- struct ethhdr eth;
|
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|
|
+- struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
|
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|
|
+- struct ieee80211_hdr *hdr = (void *)fast_tx->hdr;
|
|
|
|
+-- struct ieee80211_tx_data tx;
|
|
|
|
+-- ieee80211_tx_result r;
|
|
|
|
+- struct tid_ampdu_tx *tid_tx = NULL;
|
|
|
|
+-+ ieee80211_tx_result r;
|
|
|
|
+-+ struct ieee80211_tx_data tx;
|
|
|
|
+- u8 tid = IEEE80211_NUM_TIDS;
|
|
|
|
+-
|
|
|
|
+- /* control port protocol needs a lot of special handling */
|
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|
|
+-@@ -3232,8 +3336,6 @@ static bool ieee80211_xmit_fast(struct i
|
|
|
|
+- return true;
|
|
|
|
+- }
|
|
|
|
+-
|
|
|
|
+-- ieee80211_tx_stats(dev, skb->len + extra_head);
|
|
|
|
+--
|
|
|
|
+- if ((hdr->frame_control & cpu_to_le16(IEEE80211_STYPE_QOS_DATA)) &&
|
|
|
|
+- ieee80211_amsdu_aggregate(sdata, sta, fast_tx, skb))
|
|
|
|
+- return true;
|
|
|
|
+-@@ -3262,24 +3364,7 @@ static bool ieee80211_xmit_fast(struct i
|
|
|
|
+- info->flags = IEEE80211_TX_CTL_FIRST_FRAGMENT |
|
|
|
|
+- IEEE80211_TX_CTL_DONTFRAG |
|
|
|
|
+- (tid_tx ? IEEE80211_TX_CTL_AMPDU : 0);
|
|
|
|
+--
|
|
|
|
+-- if (hdr->frame_control & cpu_to_le16(IEEE80211_STYPE_QOS_DATA)) {
|
|
|
|
+-- *ieee80211_get_qos_ctl(hdr) = tid;
|
|
|
|
+-- if (!sta->sta.txq[0])
|
|
|
|
+-- hdr->seq_ctrl = ieee80211_tx_next_seq(sta, tid);
|
|
|
|
+-- } else {
|
|
|
|
+-- info->flags |= IEEE80211_TX_CTL_ASSIGN_SEQ;
|
|
|
|
+-- hdr->seq_ctrl = cpu_to_le16(sdata->sequence_number);
|
|
|
|
+-- sdata->sequence_number += 0x10;
|
|
|
|
+-- }
|
|
|
|
+--
|
|
|
|
+-- if (skb_shinfo(skb)->gso_size)
|
|
|
|
+-- sta->tx_stats.msdu[tid] +=
|
|
|
|
+-- DIV_ROUND_UP(skb->len, skb_shinfo(skb)->gso_size);
|
|
|
|
+-- else
|
|
|
|
+-- sta->tx_stats.msdu[tid]++;
|
|
|
|
+--
|
|
|
|
+-- info->hw_queue = sdata->vif.hw_queue[skb_get_queue_mapping(skb)];
|
|
|
|
+-+ info->control.flags = IEEE80211_TX_CTRL_FAST_XMIT;
|
|
|
|
+-
|
|
|
|
+- __skb_queue_head_init(&tx.skbs);
|
|
|
|
+-
|
|
|
|
+-@@ -3305,22 +3390,71 @@ static bool ieee80211_xmit_fast(struct i
|
|
|
|
+- }
|
|
|
|
+- }
|
|
|
|
+-
|
|
|
|
+-+ if (ieee80211_queue_skb(local, sdata, sta, skb))
|
|
|
|
+-+ return true;
|
|
|
|
+-+
|
|
|
|
+-+ ieee80211_xmit_fast_finish(sdata, sta, fast_tx->pn_offs,
|
|
|
|
+-+ &fast_tx->key->conf, skb);
|
|
|
|
+-+
|
|
|
|
+-+ if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN)
|
|
|
|
+-+ sdata = container_of(sdata->bss,
|
|
|
|
+-+ struct ieee80211_sub_if_data, u.ap);
|
|
|
|
+-+
|
|
|
|
+-+ __skb_queue_tail(&tx.skbs, skb);
|
|
|
|
+-+ ieee80211_tx_frags(local, &sdata->vif, &sta->sta, &tx.skbs, false);
|
|
|
|
+-+
|
|
|
|
+-+ return true;
|
|
|
|
+-+}
|
|
|
|
+-+
|
|
|
|
+-+/*
|
|
|
|
+-+ * Can be called while the sta lock is held. Anything that can cause packets to
|
|
|
|
+-+ * be generated will cause deadlock!
|
|
|
|
+-+ */
|
|
|
|
+-+static bool ieee80211_xmit_fast_finish(struct ieee80211_sub_if_data *sdata,
|
|
|
|
+-+ struct sta_info *sta, u8 pn_offs,
|
|
|
|
+-+ struct ieee80211_key_conf *key_conf,
|
|
|
|
+-+ struct sk_buff *skb)
|
|
|
|
+-+{
|
|
|
|
+-+ struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
|
|
|
|
+-+ struct ieee80211_hdr *hdr = (void *)skb->data;
|
|
|
|
+-+ u8 tid = IEEE80211_NUM_TIDS;
|
|
|
|
+-+
|
|
|
|
+-+ ieee80211_tx_stats(skb->dev, skb->len);
|
|
|
|
+-+
|
|
|
|
+-+ if (hdr->frame_control & cpu_to_le16(IEEE80211_STYPE_QOS_DATA)) {
|
|
|
|
+-+ tid = skb->priority & IEEE80211_QOS_CTL_TAG1D_MASK;
|
|
|
|
+-+ *ieee80211_get_qos_ctl(hdr) = tid;
|
|
|
|
+-+ hdr->seq_ctrl = ieee80211_tx_next_seq(sta, tid);
|
|
|
|
+-+ } else {
|
|
|
|
+-+ info->flags |= IEEE80211_TX_CTL_ASSIGN_SEQ;
|
|
|
|
+-+ hdr->seq_ctrl = cpu_to_le16(sdata->sequence_number);
|
|
|
|
+-+ sdata->sequence_number += 0x10;
|
|
|
|
+-+ }
|
|
|
|
+-+
|
|
|
|
+-+ if (skb_shinfo(skb)->gso_size)
|
|
|
|
+-+ sta->tx_stats.msdu[tid] +=
|
|
|
|
+-+ DIV_ROUND_UP(skb->len, skb_shinfo(skb)->gso_size);
|
|
|
|
+-+ else
|
|
|
|
+-+ sta->tx_stats.msdu[tid]++;
|
|
|
|
+-+
|
|
|
|
+-+ info->hw_queue = sdata->vif.hw_queue[skb_get_queue_mapping(skb)];
|
|
|
|
+-+
|
|
|
|
+- /* statistics normally done by ieee80211_tx_h_stats (but that
|
|
|
|
+- * has to consider fragmentation, so is more complex)
|
|
|
|
+- */
|
|
|
|
+- sta->tx_stats.bytes[skb_get_queue_mapping(skb)] += skb->len;
|
|
|
|
+- sta->tx_stats.packets[skb_get_queue_mapping(skb)]++;
|
|
|
|
+-
|
|
|
|
+-- if (fast_tx->pn_offs) {
|
|
|
|
+-+ if (pn_offs && (key_conf->flags & IEEE80211_KEY_FLAG_GENERATE_IV)) {
|
|
|
|
+- u64 pn;
|
|
|
|
+-- u8 *crypto_hdr = skb->data + fast_tx->pn_offs;
|
|
|
|
+-+ u8 *crypto_hdr = skb->data + pn_offs;
|
|
|
|
+-
|
|
|
|
+-- switch (fast_tx->key->conf.cipher) {
|
|
|
|
+-+ switch (key_conf->cipher) {
|
|
|
|
+- case WLAN_CIPHER_SUITE_CCMP:
|
|
|
|
+- case WLAN_CIPHER_SUITE_CCMP_256:
|
|
|
|
+- case WLAN_CIPHER_SUITE_GCMP:
|
|
|
|
+- case WLAN_CIPHER_SUITE_GCMP_256:
|
|
|
|
+-- pn = atomic64_inc_return(&fast_tx->key->conf.tx_pn);
|
|
|
|
+-+ pn = atomic64_inc_return(&key_conf->tx_pn);
|
|
|
|
+- crypto_hdr[0] = pn;
|
|
|
|
+- crypto_hdr[1] = pn >> 8;
|
|
|
|
+- crypto_hdr[4] = pn >> 16;
|
|
|
|
+-@@ -3331,12 +3465,6 @@ static bool ieee80211_xmit_fast(struct i
|
|
|
|
+- }
|
|
|
|
+- }
|
|
|
|
+-
|
|
|
|
+-- if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN)
|
|
|
|
+-- sdata = container_of(sdata->bss,
|
|
|
|
+-- struct ieee80211_sub_if_data, u.ap);
|
|
|
|
+--
|
|
|
|
+-- __skb_queue_tail(&tx.skbs, skb);
|
|
|
|
+-- ieee80211_tx_frags(local, &sdata->vif, &sta->sta, &tx.skbs, false);
|
|
|
|
+- return true;
|
|
|
|
+- }
|
|
|
|
+-
|
|
|
|
+-@@ -3364,7 +3492,7 @@ void __ieee80211_subif_start_xmit(struct
|
|
|
|
+- fast_tx = rcu_dereference(sta->fast_tx);
|
|
|
|
+-
|
|
|
|
+- if (fast_tx &&
|
|
|
|
+-- ieee80211_xmit_fast(sdata, dev, sta, fast_tx, skb))
|
|
|
|
+-+ ieee80211_xmit_fast(sdata, sta, fast_tx, skb))
|
|
|
|
+- goto out;
|
|
|
|
+- }
|
|
|
|
+-
|
|
|
|
+---- a/include/net/mac80211.h
|
|
|
|
+-+++ b/include/net/mac80211.h
|
|
|
|
+-@@ -715,6 +715,7 @@ enum mac80211_tx_info_flags {
|
|
|
|
+- * frame (PS-Poll or uAPSD).
|
|
|
|
+- * @IEEE80211_TX_CTRL_RATE_INJECT: This frame is injected with rate information
|
|
|
|
+- * @IEEE80211_TX_CTRL_AMSDU: This frame is an A-MSDU frame
|
|
|
|
+-+ * @IEEE80211_TX_CTRL_FAST_XMIT: This frame is going through the fast_xmit path
|
|
|
|
+- *
|
|
|
|
+- * These flags are used in tx_info->control.flags.
|
|
|
|
+- */
|
|
|
|
+-@@ -723,6 +724,7 @@ enum mac80211_tx_control_flags {
|
|
|
|
+- IEEE80211_TX_CTRL_PS_RESPONSE = BIT(1),
|
|
|
|
+- IEEE80211_TX_CTRL_RATE_INJECT = BIT(2),
|
|
|
|
+- IEEE80211_TX_CTRL_AMSDU = BIT(3),
|
|
|
|
+-+ IEEE80211_TX_CTRL_FAST_XMIT = BIT(4),
|
|
|
|
+- };
|
|
|
|
+-
|
|
|
|
+- /*
|
|
|
|
+---- a/net/mac80211/ieee80211_i.h
|
|
|
|
+-+++ b/net/mac80211/ieee80211_i.h
|
|
|
|
+-@@ -814,11 +814,13 @@ enum txq_info_flags {
|
|
|
|
+- * @def_flow: used as a fallback flow when a packet destined to @tin hashes to
|
|
|
|
+- * a fq_flow which is already owned by a different tin
|
|
|
|
+- * @def_cvars: codel vars for @def_flow
|
|
|
|
+-+ * @frags: used to keep fragments created after dequeue
|
|
|
|
+- */
|
|
|
|
+- struct txq_info {
|
|
|
|
+- struct fq_tin tin;
|
|
|
|
+- struct fq_flow def_flow;
|
|
|
|
+- struct codel_vars def_cvars;
|
|
|
|
+-+ struct sk_buff_head frags;
|
|
|
|
+- unsigned long flags;
|
|
|
|
+-
|
|
|
|
+- /* keep last! */
|